Frequency Distribution Exam Review

It is the organization of raw data in table form, using classes and frequencies.

• Data visualization
• Data table
• Frequency distribution
• Statistical analysis

It is a kind frequency distribution is used for data that can be placed in specific categories, such as nominal- or ordinal-level data.

• Categorical frequency distribution
• Continuous frequency distribution
• Interval frequency distribution
• Quantitative frequency distribution

To get the percent of a frequency, which of the following formula must be used if n is the total number of values, f is the frequency?

• f / (n * 100)
• f + n
• (n - f) * 100
• (f / n) * 100

Which of the following data CANNOT be made into a categorical frequency distribution table?

• political affiliation

• scores in an exam

• religious affiliation

• major field of study

Which of the following data CAN be made into a categorical frequency distribution table?

• Time series data showing stock prices over a year.
• Numerical data such as ages or heights.
• Categorical data such as colors, types of animals, or survey responses.
• Continuous data like temperature or weight.

Which of the following data CANNOT be made into a categorical frequency distribution table?

• hair color

• race

• state of matter

• power consumption

Which of the following data CAN be made into a categorical frequency distribution table?

• marital status

• volume

• speed

• dosage

If n=40 and f=35, what is the percentage of the frequency?

• 75%
• 90%
• 80%
• 87.5%

If n=50 and f=23, what is the percentage of the frequency?

• 40%
• 46%
• 50%
• 30%

If n=30 and f=12, what is the percentage of the frequency?

• 40%
• 30%
• 50%
• 20%